St Barthelemy weather in July 2025

Q: How hot is it in St Barthelemy in July?

Daytime temperatures usually reach 31°C in St Barthelemy in July with high heat and humidity, falling to 25°C at night.

Q: How sunny is it in St Barthelemy in July?

There are normally 8 hours of bright sunshine each day in St Barthelemy in July - that's 64% of daylight hours.

Q: How warm is the sea around St Barthelemy in July?

The average sea temperature around St Barthelemy in July is 28°C.

Q: Does it rain in St Barthelemy in July?

There are usually 17 days with some rain in St Barthelemy in July and the average monthly rainfall is 76mm.

Expect 31°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in St Barthelemy in July. Check more long-term weather averages for St Barthelemy in July before you book your next holiday to St Barthelemy in 2025/2026.

31
31°C max day temperature
8
8 hours of sunshine per day
17
17 days with some rainfall
25
25°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
76
76 mm of monthly rainfall
11
11+ (Extreme) UV index
28
28°C sea temperature

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The July weather guide for St Barthelemy shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

How hot is it in St Barthelemy in July?

Daytime temperatures usually reach 31°C in St Barthelemy in July with high heat and humidity, falling to 25°C at night.

How sunny is it in St Barthelemy in July?

There are normally 8 hours of bright sunshine each day in St Barthelemy in July - that's 64% of daylight hours.

How warm is the sea around St Barthelemy in July?

The average sea temperature around St Barthelemy in July is 28°C.

Does it rain in St Barthelemy in July?

There are usually 17 days with some rain in St Barthelemy in July and the average monthly rainfall is 76mm.

St Barthelemy July sunrise & sunset times

Browse the sunrise and sunset times for St Barthelemy in July 2025. Select a month to view St Barthelemy sunrise and sunset times for the next 12 months.

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